Full Story: https:///story/12095777Tensions on the Korean Peninsula are the world's most dangerous security issue, and must be resolved fast and diplomatically to avoid war, a top United Nations envoy said after a rare visit to North Korea.Jeffrey Feltman, the UN under-secretary-general for political affairs, visited the reclusive nation between Tuesday and Friday, the first trip there by a top UN official in six years.Full Story: https:///story/12095777